STUDY OF DIFFERENT TRANSISTORS – GUPTA BRAND 200857 Posted on February 27, 2017May 2, 2017 by admin A small signal, IF/RF Amplifier, High speed switching Power, General purpose, All above are PNP & NPN both type, Matched pair, Darlington Pair, High Voltage, Photo transistor, UJT, FET and MOSFET. Total 19 transistors